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Search Results 0 to 4 of about 5 (some duplicates have been removed)
Jan 28, 2013 6:00pm EST
sexto sentido de estos animales. estoy en la isla coconut en hawái. con steve cordura y él desarrolló un experimento para saber cómo los tiburones martillo se orientan. steve, ¿puedes hablarnos al respecto? todos los organismos y el agua del mar producen una corriente eléctrica que rodea sus cuerpos y los tiburones son capaces de detectar este campo y reaccionar. si una presa está enterrada en la arena y el tiburón no la ve ni la huele. la detectará por el campo eléctrico. cavando en la arena y... como un lenguado algo así... sí. todos los tiburones son atraídos por los débiles campos electromagnéticos de su presa, pero creemos que la ancha forma de la cabeza del tiburón martillo posee una sensibilidad especial. para saber qué tan sensible es, steve usa corrientes eléctricas para crear esos campos y ver qué intensidad puede detectar. en el círculo de la izquierda, corre una corriente eléctrica y en el de la derecha, no. (ian) la corriente que estamos aplicando aquí, ¿qué tan pequeña es? la que estoy aplicando son 7.7 micro amperios. 5 nanovolts por centímetro. y 5
Jan 24, 2013 5:30pm PST
? >> i would agree, i would agree with what steve said. in terms of the middle east, however, i would say this. we'll have one more chance. i believe that. one more chance to make an effort to break through between the israelis and the palestinians but if we can only do it if we're engaged and we have all of the major parties in the world engaged in our side andhen if there is an agreement phapsetach this signing of the agreement, the conclusion of the agreement from its implementation that by gaining times for the parties and both sides-- palestinians and israelis-- to deal with their own internal dissidents. >> brown: it doesn't otherwise feel like there's another chance but you think there is? >> well, if there isn't then it's the end of the road for peace and the prospects both for the israelis and the palestinians are extremely grim. >> brown: all right, well, that's a bad note to end on, i guess, but we'll look for the next four years. zbigniew brzezinski, stephen hadley, thank you both very much. >> ifill: and we return to the decision to lift the ban on women in the military. for
Search Results 0 to 4 of about 5 (some duplicates have been removed)